piecer

noun3

1. •
   Someone or something that pieces.

   • […] the arrogant Scribes, […] piecers-together of lies, belching out pus and ink. — 2022
2. •
   (historical) A child employed in a cotton mill or spinning mill to tie together broken threads.

   • The piecers follow the frame in its alternate movements, catching up the broken threads, and skilfully reuniting them — 1854
3. •
   [in compounds] An item, especially clothing, made up of the specified number of pieces.

   • Girls sit unashamed on the sand with their one-piecers pulled down almost to their waistlines to tempt the coppery tan. — 1926